1. #include<stdio.h>
2. int main() 
3. {char c; 
4. long i,nrl; 
5. int ok,gg,nr,okk; 
6. freopen("text.in","r",stdin); 
7. freopen("text.out","w",stdout); 
8. i=0;nrl=0;nr=0; 
9. c = fgetc(stdin);
10. okk=0; 
11. while(!feof(stdin)) 
12. {ok=0;gg=0; 
13. while(c>='a'&&c<='z' || c>='A'&&c<='Z'){nrl++;c = fgetc(stdin);;ok=1;} 
14. if(ok==1)i++; 
15. c = fgetc(stdin); 
16. } 
17. 
18. 
19. 
printf("%ld",(nrl)/i); 
20. 
21. return 0; 
22. }